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Finding the Fourth Proportional to 188,432.74, 282,692.80 and 62,068.44

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Solution

The fourth proportional to 188,432.74, 282,692.80 and 62,068.44 is: 93,117.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,432.74 : 282,692.80 = 62,068.44 : x
  2. Step 2: Convert to fraction form
    188,432.74/282,692.80 = 62,068.44/x
  3. Step 3: Cross multiply
    188,432.74x = 282,692.80 × 62,068.44
  4. Step 4: Simplify right side
    188,432.74x = 17,546,301,095.23
  5. Step 5: Solve for x
    x = 17,546,301,095.23/188,432.74
  6. Step 6: Final answer
    x = 93,117.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.